| Model | Hardness (gpg) | People | Bathrooms | Flow Rate Needed | |-------|----------------|--------|-----------|------------------| | Powerline 4040s | 10-30 | 1-4 | 1-2 | 7-9 GPM | | Powerline 4060s | 20-50 | 3-6 | 2-3 | 9-12 GPM | | Powerline 4080s | 30-80 | 5-8 | 3-5 | 12-15 GPM |
These units are physically larger than standard residential units. They hold significantly more ion-exchange resin, allowing them to treat more water between regenerations. This reduces the frequency of salt usage and wear on the valve. kinetico powerline